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A-LevelChemistryIntroduction to organic chemistry9701/12 · Feb/Mar 2025 · Q361 Mark

The diagram shows the structure of progesterone. Which statement about progesterone is correct?

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AOne molecule contains four chiral carbon atoms only; the molecular formula is C19H26O2.
BOne molecule contains four chiral carbon atoms only; the molecular formula is C21H30O2.
COne molecule contains six chiral carbon atoms; the molecular formula is C19H26O2.
DOne molecule contains six chiral carbon atoms; the molecular formula is C21H30O2.

✓ Correct answer

D: One molecule contains six chiral carbon atoms; the molecular formula is C21H30O2.

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About this question

Topic
Introduction to organic chemistry, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source
A-Level Chemistry, Feb/Mar 2025 Paper 1 Variant 2, question 36.

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